// https://stackoverflow.com/questions/9201859/why-doesnt-type-getfields-return-backing-fields-in-a-base-class
private static FieldInfo[] GetFieldsIncludingBaseClasses(Type type, DisplayOption displayOptions, BindingFlags bindingFlags)
{
FieldInfo[] fieldInfos = type.GetFields(bindingFlags);
var fields = displayOptions.IsSet(DisplayOption.Fields);
var backingFields = displayOptions.IsSet(DisplayOption.BackingFields);
var fieldInfoList = new HashSet <FieldInfo>(fieldInfos, FieldInfoEqualityComparer);
if (displayOptions.IsSet(DisplayOption.Inherited) && type.BaseType != typeof(object))
{
// collect all types up to the furthest base class
var currentType = type;
while (currentType != typeof(object))
{
fieldInfos = currentType.GetFields(bindingFlags);
fieldInfoList.UnionWith(fieldInfos);
currentType = currentType.BaseType;
}
}
if (!backingFields)
{
fieldInfoList.RemoveWhere(info => info.Name.EndsWith(BackingFieldSuffix));
}
if (!fields)
{
fieldInfoList.RemoveWhere(info => !info.Name.EndsWith(BackingFieldSuffix));
}
return(fieldInfoList.ToArray());
}
private void DrawUpdateIntervalSlider(bool editor)
{
GUILayout.BeginHorizontal();
GUILayout.Label("Update interval: ");
GUILayout.BeginVertical();
if (!editor)
{
GUILayout.Space(10f);
}
childrenUpdateInterval = GUILayout.HorizontalSlider(childrenUpdateInterval, 0.01f, 1f, UpdateIntervalSliderLayout);
GUILayout.EndVertical();
GUILayout.Label(childrenUpdateInterval.ToString());
GUILayout.FlexibleSpace();
var labels = DisplayOptionUtils.Names;
var oldDisplayOptions = displayOptions;
for (int i = 0; i < labels.Length; i++)
{
bool enabled = displayOptions.IsSet(i);
enabled = GUILayout.Toggle(enabled, labels[i]);
displayOptions = displayOptions.With(i, enabled);
}
ClearFieldInfoCacheIfNecessary(oldDisplayOptions);
GUILayout.EndHorizontal();
}
private void ClearFieldInfoCacheIfNecessary(DisplayOption oldDisplayOptions)
{
var fieldsChanged = oldDisplayOptions.IsSet(DisplayOption.Fields)
!= displayOptions.IsSet(DisplayOption.Fields);
var backingFieldsChanged = oldDisplayOptions.IsSet(DisplayOption.BackingFields)
!= displayOptions.IsSet(DisplayOption.BackingFields);
var inheritedChanged = oldDisplayOptions.IsSet(DisplayOption.Inherited)
!= displayOptions.IsSet(DisplayOption.Inherited);
if (fieldsChanged || backingFieldsChanged || inheritedChanged)
{
model.ClearObjectHandlerFieldInfoCache();
}
}
public IEnumerator <Element> GetChildren(object obj, DisplayOption displayOptions)
{
if (displayOptions.IsSet(DisplayOption.Fields) || displayOptions.IsSet(DisplayOption.BackingFields))
{
foreach (var field in GetFields(obj, displayOptions))
{
yield return(field);
}
}
if (displayOptions.IsSet(DisplayOption.Properties))
{
foreach (var prop in GetProperties(obj, displayOptions))
{
yield return(prop);
}
}
}
private BindingFlags GetBindingFlags(DisplayOption displayOptions)
{
var bindingFlags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance;
if (!displayOptions.IsSet(DisplayOption.Inherited))
{
bindingFlags |= BindingFlags.DeclaredOnly;
}
return(bindingFlags);
}
public static bool IsSet(this DisplayOption flags, int optionIndex)
{
return(flags.IsSet(GetByIndex(optionIndex)));
}
